Here is a nice collection from REF-N-WRITE website blog (1-6) and other sites (7-12):
1. Academic Phrases & Vocabulary for writing Introduction section
http://www.ref-n-write.com/trial/research-paper-sample-writing-introduction-section-academic-phrasebank-vocabulary/
2. Academic Phrases & Vocabulary for writing Materials and Methods section
http://www.ref-n-write.com/trial/research-paper-sample-writing-methods-section-academic-phrasebank-vocabulary/
3. Academic Phrases & Vocabulary for writing Literature Review section
http://www.ref-n-write.com/trial/research-paper-example-writing-literature-review-section-academic-phrasebank-vocabulary/
4. Academic Phrases & Vocabulary for writing Results and Discussion sections
http://www.ref-n-write.com/trial/research-paper-example-writing-results-discussion-section-academic-phrasebank-vocabulary/
5. Academic Phrases & Vocabulary for writing Conclusion section
http://www.ref-n-write.com/trial/research-paper-sample-writing-conclusion-section-academic-phrasebank-vocabulary/
6. Academic Phrases & Vocabulary for writing Acknowledgements and Appendix sections
http://www.ref-n-write.com/trial/research-paper-example-writing-acknowledgements-appendix-sections-academic-phrasebank-vocabulary/
7. UEFAP (Using English for Academic Purposes For Students in Higher Education)
http://www.uefap.com/vocab/vocfram.htm
8. Academic Word List – Dr. Averil Coxhead (Victoria University of Wellington)
https://www.victoria.ac.nz/lals/resources/academicwordlist
9. Academic Vocabulary - Sandra Haywood, University of Nottingham, UK
http://www.nottingham.ac.uk/alzsh3/acvocab/index.htm
10. Word and Phrase Info - Mark Davis, Brigham Young University
https://www.wordandphrase.info/academic/analyzeText.asp
11. Exam English
https://www.examenglish.com/vocabulary/academic_wordlist.html
12. Academic Vocabulary Exercises - Gerry Luton, University of Victoria, British Columbia, Canada
http://www.englishvocabularyexercises.com/academic-word-list/index.html
50 linking words to use in academic writing
The University of Manchester has an Academic Writing guide "The Academic Phrasebank" written by Dr John Morley available as a downloadable pdf or on Amazon;
https://www.click2go.umip.com/i/academic_phrasebank/appe.html
https://www.amazon.com/gp/product/B019INQ45Y?keywords=academic%20phrasebank&qid=1458657182&ref_=sr_1_1&s=digital-text&sr=1-1
100+ Strong Verbs That Will Make Your Research Writing Amazing
Writing an Academic Essay
Developing an Academic Essay
Using Appropriate Words in an Academic Essay
Reporting Research Findings
Proofreading an Essay or Report
Using Other People’s Ideas
Giving Presentations
Interacting with Peers and Tutors
Interacting with Friends
Communicating Through Email